[CSCN] Roman Numeral Chord BB Code Support

[CSCN] Roman Numeral Chord BB Code Support 1.0.3

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Updating Yuzuri font to 1.007.
1. Updated the Yuzuri font to 1.006;
2. Changed how font BASE64 data are placed into the addon: Previously they were written in templates. Now they are hooked using template modifications. This helps future updates of newer font versions without bringing hassles to users who are doing template customizations.
1. Updating Yuzuri font to 1.004;
2. Line heights of both Campania and Yuzuri are now 0.5 with font size set as 133%.